Original Article
Seasonal and Periodical Rhythmicity of Economic Traits and Various Genetic Parameter Analysis in Sahiwal Cows Under Sub-Tropical Environment
Year: 2020 | Month: October | Volume 10 | Issue 5
1.Banik, S. and Gandhi, R.S. 2010. Estimation of genetic parameters in Sahiwal cattle using single and multi-trait restricted maximum likelihood method. Indian J. Anim. Sci., 80(3): 266-268.
View at Google Scholar2.Becker, W.A. 1975. Manual of quantitative genetics. 3rd Edn. Pub. Program in Genetics, Washington State University, Washington, USA.
View at Google Scholar3.Bourdon, R.M. 2000. The genetic model for quantitative traits. In: Understanding Animal Breeding. 2nd Edition. (Ed. Linsner K, Carnis M. Charles, E. Stewart, Jr.) Prentice-Hall Inc., pp. 110-120.
View at Google Scholar4.Gandhi, R.S. and Kumar, A. 2014. Genetic analysis of growth performance of Sahiwal cows. Indian J. Anim. Res., 48(3): 214-216
View at Google Scholar5.Harvey, W.R. 1990. User’s Guide for LSMLMW and MIXMDL, Mixed Model Least – Squares and Maximum Likehood Computer Program. PC-2 version. The Ohio State University, Columbus, USA.
View at Google Scholar6.Hussain, A., Iqbal, J., Shafiq, M., Akhtar, P., Shakoor, A. and Waheed, U. 2014. Genetic and phenotypic trends for milk yield per lactation in Sahiwal cattle under arid and semi arid conditions of Pakistan. Pak. J. Life Soc. Sci., 12(3): 170-173.
View at Google Scholar7.Kathiravan, P., Sachdeva, G.K., Gandhi, R.S., Raja, T.V., Singh, P.K. and Singh, A. 2009. Genetic evaluation of first lactation and reproduction traits inSahiwal cattle. J. Livest. Biodivers., 1(2): 51-55.
View at Google Scholar8.Kumar, A. and Gandhi, R.S. 2011. Evaluation of pooled lactation production and reproduction traits in Sahiwal cattle. Indian J. Anim. Sci., 81(6): 600-604.
View at Google Scholar9.Mohapatra, A., De, K., Kumar, D., Naqvi, S.M.K. and Singh, R. 2018. Seasonal rhythmicity of thermoregulatory physiological responses in fat-rumped sheep under semi-arid tropical environment. Biol. Rhythm Res., 50(6): 949-956.
View at Google Scholar10.Manoj, M., Gandhi, R.S., Raja, T.V., Singh, A. and Sachdeva, G.K. 2012. Effect of non-genetic factors on first lactation production and reproduction performance in Sahiwal cattle. Indian J. Dairy Sci., 65(3): 264-265.
View at Google Scholar11.Manoj, M., Gandhi, R.S., Raja, T.V., Verma, A., Singh, A., Sachdeva, G.K. and Kumar A. 2014. Genetic parameters of body weights at different ages in Sahiwal heifers. Indian J. Anim. Res., 48(3): 217-220
View at Google Scholar12.Narwaria, U.S., Mehla, R.K., Verma, K.K., Lathwal, S.S., Yadav, R. and Verma, A.K. 2015. Study of short lactation in Sahiwal cattle at organized farm. Vet. World, 8(5): 690-694.
View at Google Scholar13.Parveen, K., Gupta, A.K., Gandhi, R.S., Chakravarty, A.K. and Mumtaz, S. 2018. Genetic analysis of trends in production traits of Sahiwal cows over years using blup with animal model. Indian J. Dairy Sci., 71(4): 1-9.
View at Google Scholar14.Rahman, S.M.A., Bhuiyan, M.S.A. and Bhuiyan, A.K.F.H. 2015. Effects of genetic and non-genetic factors on growth traits of high yielding dairy seed calves and genetic parameter estimates. J. Adv. Vet. Anim. Res., 2(4): 450-457.
View at Google Scholar15.Raja, T.V. and Gandhi, R.S. 2015. Factors influencing productive and reproductive performance of Sahiwal cattle maintained at organized farm conditions. Indian J. Anim. Sci., 85(6): 628-633.
View at Google Scholar16.Savaliya, B.D., Parikh, S.S., Gamit, P.M. and Gajbhiye, P.U. 2016. Environmental factors affecting economic traits in Gir cattle. Int. J. Sci. Environ., 5(4): 2467 – 2475.
View at Google Scholar17.Singh, U., Kumar, A., Kumar, S. and Beniwal, B.K. 2011. Evaluation of Sahiwal cattle for lifetime traits in an organized herd. Indian J. Anim. Sci., 81(7): 708–10.
View at Google Scholar18.Snedecor, G.W. and Cochran, W.G. 1994. Statistical Methods. East West Press, New Delhi, 8th edition.
View at Google Scholar19.Sturges, H.A. 1926. The choice of a class interval. J. American Stati. Asso., 65-66. DOI: 10.1080/01621459.1926.10502161
View at Google Scholar20.Yin, T. and Konig, S. 2018. Genetic parameters for body weight from birth to calving and associations between weights with test-day, health, and female fertility traits. J. Dairy Sci., 101: 2158-2170.
View at Google Scholar